Strange error in show for datatype
Marcin 'Qrczak' Kowalczyk
qrczak@knm.org.pl
4 Oct 2001 09:23:10 GMT
Thu, 4 Oct 2001 00:36:55 -0700, Simon Peyton-Jones <simonpj@microsoft.com> pisze:
> Void was a type with one element. What we really want here is
> a type with no elements. It's also useful to be able to introduce
> such empty types for phantom-type purposes, so GHC now lets you say
>
> data T
>
> and get a type T with no values.
I think both Void and T have bottom, and both have no other values.
--
__("< Marcin Kowalczyk * qrczak@knm.org.pl http://qrczak.ids.net.pl/
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QRCZAK